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Massey-Harris 101 Junior

The Massey-Harris 101 Junior is a tractor produced by Massey Harris. It is equipped with a 162 ci 2.7 L engine. Transmission: 4 forward and 1 reverse. Operating weight: 3400 lbs 1542 kg.

Fuel & Capacities
Gasoline
Transmission
4 forward and 1 reverse
Operating Weight
3400 lbs 1542 kg

Overview

Massey-Harris 101 Junior tractor photo
1939 - 1946 Row-Crop tractor
Production
Manufacturer
Massey-Harris
Row-Crop tractor
Built in Racine, Wisconsin, USA
Massey Harris model 101 Junior gasoline tractors that were destined for the export market were marked as a "102G".
Variants
101 Junior
gasoline
102 Junior
distillate
Massey-Harris 101 Junior Transmission
4-speed gear
Transmission details ...
Massey-Harris 101 Junior Power
Drawbar (claimed)
20.5 hp 15.3 kW
PTO (claimed)
26.3 hp 19.6 kW
Plows
2
Drawbar (tested)
24.65 hp 18.4 kW
Belt (tested)
30.56 hp 22.8 kW
Performance test details ...
Mechanical
Two-wheel drive
Manual steering
Open operator station.
Power Take-off (PTO)
Rear PTO Type
540 (1.375)
Dimensions & Tires
Wheelbase
83.5 inches (row-crop) 212 cm
78 inches (standard) 198 cm
Weight
3400 lbs 1542 kg
Front tire
5.00-15
Rear tire
10.00-36
Full dimensions and tires ...
Belt Pulley
Diameter
13 inches 33 cm
Width
6 inches 15 cm
RPM
837
Speed
2958 ft/min 901.60 meters/min
References
101 Junior references literature
101-Jr Tractor published in 1941, by Massey-Harris

Engine

Engine options
Continental 2.0L 4-cyl gasoline
Continental 2.3L 4-cyl gasoline
Continental 2.7L 4-cyl gasoline

Engine Detail — 123.7 ci / 2.0 L Gasoline

Manufacturer
Continental
Fuel Type
Gasoline
Configuration
4-cylinder, liquid-cooled vertical L-head
Original engine, used until 1940.
Displacement
123.7 ci 2.0 L
Bore/Stroke
3.00x4.375 inches 76 x 111 mm
Air cleaner
oil bath
Compression
6.7:1
Rated RPM
1500
Starter volts
6
Coolant capacity
11 qts 10.4 L

Engine Detail — 139.6 ci / 2.3 L Gasoline

Manufacturer
Continental MFA
Fuel Type
Gasoline
Configuration
4-cylinder, liquid-cooled vertical L-head
Larger engine, used from 1940 to 1943.
Displacement
139.6 ci 2.3 L
Bore/Stroke
3.1875x4.375 inches 81 x 111 mm
Air cleaner
oil bath
Rated RPM
1800
Starter volts
6

Engine Detail — 162 ci / 2.7 L Gasoline

Manufacturer
Continental
Fuel Type
Gasoline
Configuration
4-cylinder, liquid-cooled vertical L-head
Final engine, used from 1943 to 1946.
Displacement
162 ci 2.7 L
Bore/Stroke
3.4375x4.375 inches 87 x 111 mm

Transmission

Transmission — 4 forward and 1 reverse gear

Type
gear
Gears
4 forward and 1 reverse
101 Junior gear speeds

Dimensions

Massey-Harris 101 Junior Tires
Ag front
5.00-15
Ag rear
10.00-36
Ag front
4.75-15
Ag rear
10.00-36
Dimensions
Wheelbase
83.5 inches (row-crop) 212 cm
78 inches (standard) 198 cm
Weight
3400 lbs 1542 kg
Rear tread
52 to 88 inches 132 to 223 cm (row-crop)
Rear tread
52 inches 132 cm (standard)

Tests

Nebraska Tractor Test 318
124 gasoline 4-speed 2WD May 22 - 26, 1939 Link: Nebraska Tractor Test 318 file
Belt power (max)
26.27 hp 19.6 kW
Belt fuel use (max)
2.4 gal/hour 9.1 l/hour
Drawbar performance
Max power
20.47 hp 15.3 kW
Gear 3 used for power test.
Max pull
3,079 lbs 1396 kg
Gear 1 used for pull test.
Nebraska Tractor Test
140 gasoline 4-speed 2WD October 7 - 12, 1940 Link: Nebraska Tractor Test file
Belt power (max)
30.56 hp 22.8 kW
Belt fuel use (max)
2.6 gal/hour 9.8 l/hour
Drawbar performance
Max power
24.65 hp 18.4 kW
Gear 3 used for power test.
Max pull
3,278 lbs 1486 kg
Gear 1 used for pull test.

Photos

Massey Harris 101 Junior with tricycle front end.

Massey Harris 101 Junior with tricycle front end.

Massey Harris 101 Junior with tricycle front end.

Massey Harris 101 Junior with tricycle front end.

Massey Harris 101 Junior with tricycle front end.

Massey Harris 101 Junior with tricycle front end.

Massey Harris 101 Junior with tricycle front end.

Massey Harris 101 Junior with tricycle front end.

Massey Harris 101 Junior with wide front end.

Massey Harris 101 Junior with wide front end.

Fluids, Capacities & Working Autonomy

Standard fluid requirements, service intervals, and continuous runtime estimates for Massey Harris Massey-Harris 101 Junior.

Engine Crankcase Oil

SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours

Transmission & Hydraulic System

UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours

Engine Cooling System

50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours

Massey Harris Massey-Harris 101 Junior Specification Unit Converter

Convert power, fluid capacities, and operating weights between metric and imperial standards for Massey Harris Massey-Harris 101 Junior.

Converted Equivalents:

Horsepower (HP)0 hp
Kilowatts (kW)0 kW
Metric Horsepower (PS / CV)0 PS

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